Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Lessel, Nigeria, where the warm Aw climate leads to high levels of ultraviolet radiation, especially during midday hours. Being aware of UV levels can significantly aid in sunburn prevention and promoting skin health, allowing individuals to enjoy the outdoors safely. With peak UV Index values reaching as high as 12 around noon, it's essential to stay informed about exposure risks to protect yourself and your loved ones from the harmful effects of the sun. Make informed decisions about sun safety by checking the UV Index regularly!
As the sun rises, the UV Index begins its ascent, starting at a gentle 1 at 7:00 AM. By 8:00 AM, it climbs to 2, signaling the need for a little extra sun protection. The intensity ramps up notably by 9:00 AM, reaching 4, but the real surge occurs at 10:00 AM when it hits 8, marking the beginning of peak UV exposure. The highest reading of the day occurs at noon, soaring to 12—a crucial time for sun safety. The index remains steadfast at 12 until 1:00 PM, then gradually declines, settling at 10 by 2:00 PM. As the afternoon fades, the UV levels wane, dropping to 4 by 4:00 PM, before fading further to 1 at 5:00 PM, and finally to 0 by 7:00 PM. This highlights a clear reminder to stay vigilant during those peak hours when the sun's rays are at their most potent.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
During the year, UV Index levels fluctuate significantly, with high-risk months primarily occurring from February through October, where the UV Index often reaches extreme levels between 11 and 13. The highest exposure category, resulting in a burn time of just 10 minutes, is prevalent from February to June, continuing through August and October. Visitors and residents are strongly advised to take precautions during these months, including wearing protective clothing, applying sunscreen, and seeking shade during peak hours to mitigate the risks of harmful UV exposure. January, November, and December present slightly lower risks, yet caution remains essential, especially as burn times remain at 15 minutes. Prioritizing UV protection year-round ensures safer outdoor experiences.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lagos UVI | 10 | 10 | 11 | 13 | 12 | 11 | 11 | 11 | 12 | 11 | 9 | 8 |
| Port Harcourt UVI | 10 | 11 | 11 | 14 | 12 | 11 | 11 | 11 | 12 | 12 | 10 | 9 |
| Ibadan UVI | 10 | 11 | 12 | 14 | 12 | 12 | 12 | 12 | 13 | 11 | 9 | 9 |
| Kano UVI | 10 | 12 | 13 | 11 | 11 | 11 | 12 | 13 | 12 | 11 | 10 | 10 |
| Lessel | 10 | 11 | 11 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 10 | 9 |
| Kaduna UVI | 10 | 12 | 12 | 12 | 11 | 12 | 13 | 13 | 13 | 11 | 10 | 10 |